Pascal's function added
1.2.4 Exponents

Included sec1-1 namespace for (square)
Revert "Pascal's function added"

This reverts commit c3a25ec840e28c65aa0ac8f492c6a1463daa90a3.

Conflicts:
	src/sicp_clojure/sec1-2.clj
Merge branch 'master' of https://github.com/PDAHubbard/sicp-clojure